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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
PURDUE PHARMA L P	ONE STAMFORD FORUM 201 TRESSER BOULEVARD STAMFORD CT 06901

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Oshlack, Benjamin	New York, US	246	21120
Prater, Derek	Cambridge, GB	7	311
Wright, Curtis	Norwalk, US	133	7128

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
December 07, 2010	US,7846476,B2   US7846476B2	GRANTED PATENT AS SECOND PUBLICATION
September 02, 2004	US,20040170680,A1   US20040170680A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7846476

Once-a-day oxycodone formulations

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